“…These countries can still have room to raise more revenue from VAT by broadening its base, especially by eliminating reduced rates and exemptions. VAT often raises concerns of possible regressivity; however, recent OECD analysis indicates that, in most countries, it is slightly progressive when measured over expenditure (rather than income), which corresponds to a lifetime (rather than point-in-time) perspective (OECD/KIPF, 2014 [50]). • Transaction taxes are generally seen as negative for long-term output, as they hinder factor reallocation (Diamond and Mirrlees, 1971[74]).…”